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04/16/2011 10:38 pm ET | Updated Jun 16, 2011

Coachella 2011 Day 1: The Hottest Photos

Temperatures soared to the mid-90s on the first day of Coachella, and it's just going to keep getting hotter. Katy Perry, Paris Hilton, Usher, and Lindsay Lohan were spotted partying with other festival goers to the day's hottest acts: Robyn, Cee Lo Green, the Black Keys, Kings of Leon, and the Chemical Brothers. Were you there? Let us know what it was like in the comments below. As for everyone else, watch Coachella live and stay tuned for photos from Day 2.

Photos by Getty Images.

Coachella 2011 Day 1